Individual Calculations January 2010
 Wozniak, Mariola  Total change: -0.30  Rating chartPersonal card
 III Senior,League of Malopolska Krakow POL 2009-10-17
RcRownchangeKK*chgGame
 1608 1617 1.00 2 -0.02 15 -0.30 
  Dulat, Justyna 1621 POL1.0010.51157.65 
  Tracz, Marcelina 1595 POL0.001-0.5315-7.95 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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